TY  - BOOK
AU  - Roy, Bappaditya
TI  - Impact of addition of value added compost on nutrient availability and soil properties under rice-wheat system
U1  - T 631.811 R95I 
PY  - 2008///
CY  - Ludhiana
PB  - PAU
KW  - SOIL FERTILITY
KW  - SOIL PRODUCTIVITY
ER  -